Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6497557 | Sliding vane pump | David R. Aden, Thomas C. Rytlewski, David F. Hammerbacher, Bruce Tucker, Roy Heath | 2002-12-24 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6497557 | Sliding vane pump | David R. Aden, Thomas C. Rytlewski, David F. Hammerbacher, Bruce Tucker, Roy Heath | 2002-12-24 |